serious, sometimes fatal events, such as infections, lymphoma, or other types of cancer have happened. blood, liver and nervous system problems, serious allergic reactions, and new or worsening heart failure have occurred. before starting humira, your doctor should test you for tb. ask your doctor if you live in or have been to a region where certain fungal infections are common. tell your doctor if you have had tb, hepatitis b, are prone to infections, or have symptoms such as fever, fatigue, cough, or sores. you should not start humira if you have any kind of infection. make the most of every moment. ask your dermatologist about humira, today. clearer skin is possible. it means trying something new. [ woman ] that uncertainty of what's to come. ♪ ♪ >> as morley safer reports, biotech companies have been patenting human genes for years, and those very patents are the reason there have been so many scientific breakthroughs. so says kevin noonan, a molecular biologist and patent lawyer, who often defends the biotech industry. >> without the biotech companies, you don't have the thi